B29C51/261

Modular thermoforming system

A thermoforming system and related methods for manufacturing thermoplastic parts, such as interior panels for aircraft, may include a roll-to-roll operation and a forming press having at least one selectively rotatable tool. The rotatable tool, which may include a mold and/or a die, may be multifaceted, such that different faces of the tool have different mold arrangements for different forming characteristics.

Aligner manufacturing system

A system includes a heating section configured to heat a sheet of plastic to generate a heated sheet of plastic. The system includes a plate configured to secure a mold associated with a dental arch of a patient. The plate includes a locking mechanism. The mold includes feature configured to interface with the locking mechanism. The system further includes a thermoforming chamber configured to thermoform the heated sheet of plastic to the mold that is secured to the plate via an interface of the locking mechanism with the feature to generate a thermoformed sheet of plastic. The locking mechanism is configured to extend through the mold and overlap an upper surface of the mold to lock the mold in a z-direction that is orthogonal to a plane defined by the plate. The system further includes a cutting tool configured to trim an aligner from the thermoformed sheet of plastic.

APPARATUS FOR THERMOFORMING PLASTIC CONTAINERS
20170320259 · 2017-11-09 ·

An apparatus for thermoforming plastic containers comprising a pickup station (24), a feeder (25) for feeding flat sheets (8) of thermoformable plastic material to the pickup station (24) and a plurality of thermoforming devices (3) each of which in turn comprises a shaped mould (4) and a closing element (5), the shaped moulds (4) and the closing elements (5) of said plurality of thermoforming devices (3) being simultaneously movable at least between corresponding home and forming positions; the pickup station (24) comprising a positioning device (27) for, in use, positioning a plurality of flat sheets (8) arriving from the feeder (25), in a plurality of pickup locations (28), the number of pickup locations (28) being equal to the number of thermoforming devices (3); a transferring device (26) also being provided, designed to simultaneously transfer a plurality of flat sheets (8) that are positioned in the pickup locations (28) to the closing elements (5).

APPARATUS FOR THERMOFORMING PLASTIC CONTAINERS
20170320260 · 2017-11-09 ·

An apparatus for thermoforming plastic containers comprising a pickup station (24), a feeder (25) for feeding flat sheets (8) of thermoformable plastic material to the pickup station (24), at least one thermoforming device (3), and a transferring device (26) for transferring the flat sheets (8) from the pickup station (24) to the thermoforming device (3), the feeder (25) comprising at least one support (50) for a reel (51) of a web (52) of thermoformable plastic material, unwinding means (53) for unwinding the reel (51) of web (52) which are designed, in use, to feed the web (52) along a sliding path extending from the at least one support (50) to the pickup station (24), and a cutting device (54) for cutting the web (52), positioned along the sliding path, for dividing the web (52) into a plurality of pieces each of which corresponds to a flat sheet (8) to be fed to the pickup station (24).

OBJECT STAGE AND HOT PRESSING APPARATUS
20170252961 · 2017-09-07 ·

An object stage and a hot pressing apparatus are disclosed. The object stage includes a base (1) and a support device (2) fixed on the base (1), wherein the support device (2) includes a plurality of detachable support sub-devices (21): the support device is configured to allow a printed circuit board (3) with at least one protruding structure (4) to be placed thereon, and no support sub-device (21) is disposed at a position on the support device (2) corresponding to the protruding structure (1). The object stage reduces manufacture cost, saves production time and improves production efficiency.

APPARATUS AND PROCESS FOR MAKING SUPPORTS OR PACKAGES, AND PACKAGING APPARATUS AND PROCESS
20210380287 · 2021-12-09 ·

An apparatus (100) for manufacturing supports (6) and/or packages (80) comprising a supplying station (1) presenting a roll support (1a) configured to receive a feed roll (2) and to rotate it around a respective unwinding axis (A) to unroll consecutive portions of plastic film (3); and a cutting station (10) configured for carrying out a cutting procedure comprising separating, from an unrolled portion of plastic film (3) coming from the feed roll (2), either a strip (4) or a plurality of distinct film sheets (5) obtained from a same strip shaped portion (400). The strip (4) or the strip shaped portion (400) have a width, measured parallel to the unwinding axis (A), and a length, measured perpendicular to the unwinding axis (A), wherein the width of said strip shaped portion (400) is larger than the length of the same strip shaped portion (400). The apparatus (100) also comprises a thermoforming station (20) receiving and thermoforming the strips (4) or the distinct film sheets (5), and/or a packaging station (30) configured for closing in a package

Systems and methods for thermoforming dental aligners

A system includes a plurality of assemblies each configured to support a dental mold and a material, a heating system configured to heat the material, a forming system configured to form a chamber encompassing the dental mold and at least a portion of the heated material, and to cause the heated material to form over the dental mold, and a conveyor system configured to move the plurality of assemblies from a loading area to the heating system, from the heating system to the forming system, and from the forming system to an unloading area.

APPARATUS FOR PROCESSING FOOD PRODUCTS
20220153527 · 2022-05-19 ·

An apparatus for processing food products comprises a product conveyor having a frame and a conveyor unit for conveying products along a conveying direction, wherein the conveyor unit is arranged laterally projecting at the frame with respect to the conveying direction and comprises a work unit which is associated with the processing of the conveyed products and which is arranged at least partly beneath the projecting conveyor unit of the product conveyor.

Provision is made that the frame of the product conveyor is supported or held at the work unit via a mechanical connection or extends into a free space defined by the work unit.

Suction device for retaining and/or transporting objects of different formats
11724365 · 2023-08-15 · ·

A suction device for retaining and/or transporting objects, comprising a main supporting body (2) and at least one operating plate (3) provided with suction holes (7) connected to and suction means, in which the operating plate (3) is removably associated with the main supporting body (2) and has a second connecting face (5) coupled to a first connecting face (4) of the main supporting body (2), and in which the device also comprises one or more magnets (13) and one or more ferromagnetic bodies (14), each ferromagnetic body (14) being magnetically coupled to one or more magnets (13) when the operating plate (3) is associated with the main supporting body (2) for keeping the operating plate (3) fastened to the main supporting body (2), each magnet (13) and the ferromagnetic body (14) magnetically coupled to it being constrained respectively one to the operating plate (3), the other to the main supporting body (2).

THERMOFORMING DEVICE AND THERMOFORMING METHOD
20220118675 · 2022-04-21 ·

A thermoforming device includes: a base configured to hold a substrate; a hot plate including a heating surface facing vertically downward; a sheet transport portion that supplies a sheet onto the heating surface of the hot plate; and a substrate supply portion configured to attach the substrate to the base and detach the substrate from the base, and to dispose the substrate at a substrate supply position positioned in a lower area of the sheet which is opposite to a side of the sheet in which the heating surface is provided. In the thermoforming device, heating of the sheet using the hot plate and attachment and detachment of the substrate with respect to the base are performable at the same time, and the sheet heated and softened by the hot plate is attached to the substrate at the substrate supply position.